Ball lock assembly



FIG. 1 is a front perspective view of a ball lock assembly, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a side view thereof, opposite that of FIG. 4;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a rear perspective view thereof.

The broken lines depict unclaimed parts of the ball lock assembly, and thus form no part of the claimed design. 

CLAIM The ornamental design for a ball lock assembly, as shown and described. 